Smart WiFi Connectivity: Easily connect this smoke detector to your home WiFi network (802.11b/g/n) and control it remotely using the Tuya Smart App. Receive real-time alerts and monitor your home’s safety from anywhere Reliable Performance: With an input voltage of DC3V CR123A, this smoke detector boasts a low static current of ≤15uA and an alarm current of ≤160mA, ensuring efficient and reliable performance Loud Alarm: Featuring an 80db/1m alarm sound, this smoke detector alerts you immediately in case of smoke detection, giving you ample time to take action and ensure safety Wide Detection Range: The detector covers an area of up to 20㎡, making it suitable for various room sizes. It is designed for ceiling installation, ensuring optimal placement for effective smoke detection Durable and Weather-Resistant: Operating in temperatures from -10 to 50°C and with a maximum working humidity of 95%RH, this smoke detector is built to perform reliably in diverse environmental conditions, ensuring long-term safety for your home Specifications: Input voltage: DC3V CR123A Quiet current: ≤15uA Alarm current: ≤160mA Low power undervoltage: ≤2.4V Alarm sound pressure: 80db/1m WiFi: 802.11b/g/n Detection range: 20㎡ Installation method: Ceiling installation Working temperature: -10-50℃ Working humidity: Maximum 95% RH Power: 2 x AAA batteries (not included)